Exploiting CNNs for improving acoustic source localization in noisy and reverberant conditions

D Salvati, C Drioli, GL Foresti - IEEE Transactions on Emerging …, 2018 - ieeexplore.ieee.org
This paper discusses the application of convolutional neural networks (CNNs) to minimum
variance distortionless response localization schemes. We investigate the direction of arrival …

Acoustic source localization from multirotor UAVs

D Salvati, C Drioli, G Ferrin… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this article, we address the problem of acoustic source localization using a microphone
array mounted on multirotor unmanned aerial vehicles (UAVs). Conventional localization …

Multiple sound source localization with steered response power density and hierarchical grid refinement

MB Çöteli, O Olgun… - IEEE/ACM Transactions …, 2018 - ieeexplore.ieee.org
Estimation of the direction-of-arrival (DOA) of sound sources is an important step in sound
field analysis. Rigid spherical microphone arrays allow the calculation of a compact …

Diagonal unloading beamforming in the spherical harmonic domain for acoustic source localization in reverberant environments

D Salvati, C Drioli, GL Foresti - IEEE/ACM Transactions on …, 2020 - ieeexplore.ieee.org
Spherical microphone arrays allow the sound field analysis in three dimensions with the
advantage of having the same resolution in all directions. By considering the frequency …

Acoustic source localization using a geometrically sampled grid SRP-PHAT algorithm with max-pooling operation

D Salvati, C Drioli, GL Foresti - IEEE Signal Processing Letters, 2022 - ieeexplore.ieee.org
The steered response power phase transform (SRP-PHAT) is a well-known algorithm for
acoustic source localization using microphone arrays. It consists in the computation of the …

Multi-source direction-of-arrival estimation using steered response power and group-sparse optimization

E Tengan, T Dietzen, F Elvander… - … /ACM Transactions on …, 2024 - ieeexplore.ieee.org
In this paper, a method is proposed for estimating the direction of arrival (DOA) of multiple
broadband sound sources. This is achieved by solving a group-sparse optimization …

A TDOA-based multiple source localization using delay density maps

R Boora, SK Dhull - Sādhanā, 2020 - Springer
The higher computational efficiency of the time difference of arrival (TDOA) based sound
source localization makes it a preferred choice over steered response power (SRP) methods …

Beamforming-based acoustic source localization and enhancement for multirotor UAVs

D Salvati, C Drioli, G Ferrin… - 2018 26th European …, 2018 - ieeexplore.ieee.org
The problem of acoustic source localization and signal enhancement through beamforming
techniques is especially challenging when the acoustic recording is performed using …

Sensitivity-based region selection in the steered response power algorithm

D Salvati, C Drioli, GL Foresti - Signal Processing, 2018 - Elsevier
The steered response power (SRP) algorithm is a well-studied method for acoustic source
localization using a microphone array. Recently, different improvements based on the …

Acoustic target tracking through a cluster of mobile agents

C Drioli, G Giordano, D Salvati… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
This paper discusses the problem of tracking a moving target by means of a cluster of mobile
agents that is able to sense the acoustic emissions of the target, with the aim of improving …